As Japan prepares to head back into Antarctic waters, take a look at how the country's whaling program compares with other nations.

Defending the program after a ruling against it by the International Court of Justice in 2014, a spokesman for the Japanese delegation said: "It's not only Japan that is engaged in whaling. It's almost nearly 10 countries in the world."

In this eipsode of The Environment Quarter, the world's leading climate science organisation says the future is here, Japan is ordered to end Antarctic whaling, and feral cats cause concern for Kakadu's native wildlife.